<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title>Well</title>
    <link href="bootstrap.min.css" rel="stylesheet">

</head>
<body>
    <div class="container">
        <div class="well well-lg">
            <p>Hello 你好么</p>
        </div>
        <div class="well well-sm">
            <p>Hello 你好么</p>
        </div>
        <div class="well well-lg">
            <p>Hello 你好么</p>
        </div>
    </div>
</body>
</html>